| abstract |
An electrophotographic developer in which the content of at least one element selected from the group consisting of boron and phosphorus is 0.1 to 100 ppm and which is excellent in flowability and storage stability, does not give image defects, e.g., blind streaks, and attains almost constant image quality even when the ambient conditions including temperature and humidity fluctuate; and a process for producing, through polymerization, a toner for use in the developer. |